- Some work done on correcting LDAP package compatibility

src/Query/Where.php

@@ -37,6 +37,9 @@ class Where extends Fragment {
     
     public function add($field, $value, string $operator, string $condition, bool $not = false) : self
     {
+        $this->validateFieldType($field);
+        # $this->validateValueType($value);
+
         $this->conditionList[] = [
             $field,
             $value,
@@ -110,7 +113,8 @@ class Where extends Fragment {
                     return (in_array($this->operator, [ '!=', '<>' ]) ? Where::CONDITION_NOT . " " : "") . Where::COMPARISON_IN;
                 }
 
-                return $this->operator;
+                # whitelisting operators
+                return in_array(strtoupper($this->operator), [ '=', '!=', '<>', 'LIKE' ]) ? $this->operator : "=";
             }
 
             protected function value()